Lesson 4: Practice Problems
Problem 1
Select all of the parallelograms. For each figure that is not selected, explain how you know it is not a parallelogram.
Problem 2
Decompose and rearrange this parallelogram to make a rectangle.
What is the area of the parallelogram? Explain your reasoning.
Problem 3
Find the area of the parallelogram.

Problem 4
Explain why this quadrilateral is not a parallelogram.

Problem 5 From Unit 1 Lesson 3
Find the area of each shape. Show your reasoning.
Problem 6 From Unit 1 Lesson 1
Find the areas of the rectangles with the following side lengths.
5 in and
in 5 in and
in in and in in and in